Тестер ссадины Martindale оборудования для испытаний текстильной ткани 4 станций

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4 Stations Textile Fabric Testing Equipment Martindale Abrasion tester​ Equipment description At a given pressure ,circular fabric specimen and the same material, carrying out friction Lissajous trajectory graph, after achieved the required rotation, evaluate the pilling degree of the specimen. Also applies to GB/T13775, ASTM D4966, ISO12947 and other fabric wear test. The theory: circular fabric sample at a certain pressure, rubbing with the standard abrasive according to